(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Jayde N. Hirniak, Arizona State University (THE CONVERSATION) If you were lucky 74,000 ...

Volcanic lightning is a striking and multifaceted phenomenon that occurs during explosive eruptions, when vigorous interactions between fragmented ash particles, volcanic gases and environmental ...

Humans have survived a lot to thrive on the planet, but exactly how remains a mystery for many events. One of these events was the Toba supereruption, which happened around 74,000 years ago, according ...

It's concerning enough that glaciers in Greenland and Antarctica—including the infamous Doomsday Glacier—are melting at an accelerated rate, causing the ocean's great "conveyor belt" to pump the ...

As global temperatures increase because of climate change, glaciers around the world are melting—contributing to rising sea levels, more extreme weather events, and habitat loss for all sorts of ...

Around 70,000 years ago, Homo sapiens faced a near-extinction event that drastically reshaped human history. Genetic studies indicate that global populations may have dropped to as few as 5,000 to ...

Around 250 million years ago, one of Earth’s largest known volcanic events set off The Great Dying: the planet’s worst mass ...